<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="">
    <span>用户名:</span>
    <input type="text" name="username" value="DDD"
           placeholder="请输入用户名"><br>

    <span>密&nbsp;&nbsp;&nbsp;码: </span>
    <input type="password" name="password"><br>

    <span>性&nbsp;&nbsp;&nbsp;别: </span>
    <input type="radio" name="gender" value="0" id="r1"><label for="r1">男</label>
    <input type="radio" name="gender" checked value="1" id="r2"><label for="r2">女</label><br>

    <span>兴趣爱好:</span>
    <input type="checkbox" name="hobby" value="cy">抽烟
    <input type="checkbox" name="hobby" value="hj">喝酒
    <input type="checkbox" name="hobby" value="tt">烫头
    <br>

    <span>生日:</span>
    <input type="date" name="birthday"><br>

    <span>照片:</span>
    <input type="file" name="pic"><br>

    <span>所在地:</span>
    <select name="city" >
        <option value="bj" selected>北京</option>
        <option value="sh">上海</option>
        <option value="gz">广州</option>
    </select><br>

    <input type="submit" value="注册"><br>
    <!--重置-->
    <input type="reset" />
    <input type="button" value="点我" onclick="alert('点你妹啊')">
    <button value="点我" onclick="alert('点你妹啊')">点我</button>
</form>
<hr>

<div>div1</div>
<div>div2</div>
<div>div3</div>
<span>span1</span>
<span>span2</span>
<span>span3</span>

</body>
</html>